Lenovo ThinkPad T430u Hardware Maintenance Manual - ThinkPad T430u - Page 88

DC-in sub card and base cover assembly, Platform Controller Hub PCH

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Removal steps of system board Attention: The following components soldered on the system board are extremely sensitive. When you service the system board, avoid any kind of rough handling. a Graphic Processing Unit (GPU) b Microprocessor c Platform Controller Hub (PCH) Note: The GPU is only available for models that have a discrete graphics card. b a c Detach the DC-in sub card connector 1 , and then remove the screws 2 . 2 2 2 2 2 3 2 1 Step 2 Screw (quantity) M2 × 2.0 mm, flat-head (6) Color Bronze When installing: Ensure that the connector is attached firmly. 1170 DC-in sub card and base cover assembly For access, remove these FRUs in order: • "1010 Bottom cover" on page 58 • "1020 Battery pack" on page 60 82 Hardware Maintenance Manual Torque 0.181 Nm (1.85 kgf-cm)

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Removal steps of system board
Attention:
The following components soldered on the system board are extremely sensitive. When you
service the system board, avoid any kind of rough handling.
a
Graphic Processing Unit (GPU)
b
Microprocessor
c
Platform Controller Hub (PCH)
Note:
The GPU is only available for models that have a discrete graphics card.
a
b
c
Detach the DC-in sub card connector
1
, and then remove the screws
2
.
2
2
2
2
2
2
3
1
Step
Screw (quantity)
Color
Torque
2
M2 × 2.0 mm, flat-head (6)
Bronze
0.181 Nm
(1.85 kgf-cm)
When installing:
Ensure that the connector is attached firmly.
1170 DC-in sub card and base cover assembly
For access, remove these FRUs in order:
“1010 Bottom cover” on page 58
“1020 Battery pack” on page 60
82
Hardware Maintenance Manual